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R&D Acoustics Laboratory

Juovi Listening Studio represents the pinnacle in subjective audio quality assessment, panoramic sound reproduction environments, and intelligent voice simulation capabilities. With its comprehensive features and outstanding parameters, it meets the latest standards set by ITU, ETSI, IEC, and national listening room standards. Additionally, it complies with the intelligent voice testing standards of major players like BAT, Amazon, and Google. The studio is capable of achieving Dolby TrueHD 7.1.4 playback, providing a nurturing audio environment for both listening and testing purposes. It satisfies the latest background noise reduction standards, meets the requirements for intelligent voice 5-meter far-field testing, and stands at the forefront of the industry, offering a holistic solution for the subjective and objective evaluation of True Wireless Stereo (TWS) earphone products.

Construction Standards:
GB/T 12060.13-2011 Sound System Equipment Part 13: Loudspeaker Listening Test
GB/T 50076-2013 Measurement Specification for Indoor Reverberation Time
ITU-R BS1116-1 Multichannel Sound System Small Impairment Sound Subjective Test
CEA-CEDIA-CEB22-2009 Home Theater Acoustic Design Standards
Key Technical Specifications:
Ambient Noise: ≤ 20dB(A)
Reverberation Time: 0.45±0.05 seconds
Clear Space: 7m * 5m * 2.7m
Frequency Range: 63Hz - 8KHz
Non-uniformity: ≤ 3dB
Juovi Listening Studio sets a new standard in the industry with its state-of-the-art capabilities. The ambient noise level is kept exceptionally low at 20dB(A), ensuring optimal conditions for critical audio evaluation. With a reverberation time of 0.45 seconds, the studio creates an environment that balances sound reflection and absorption. The spacious dimensions of 7m x 5m x 2.7m provide ample room for diverse audio testing scenarios. The frequency range from 63Hz to 8KHz covers the entire audible spectrum, enabling a thorough examination of audio performance. The non-uniformity of ≤ 3dB ensures consistent and accurate results across various testing conditions.

Juovi Listening Studio not only adheres to international and national standards but goes beyond, anticipating the evolving demands of the industry. With this cutting-edge facility, Juovi reaffirms its commitment to providing a comprehensive platform for the evaluation and advancement of audio technologies.